20138666 is an even 8-digits composite number following 20138665
and preceding 20138667 . In scientific notation, it is written as 2.0138666 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 10062700 positive integers (up to 20138666) that are relatively prime to 20138666.
20138666 has 8 divisors, whose sum is 30227904
The reverse of 20138666 is 66683102
Previous prime number is 4283
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million one hundred thirty-eight thousand six hundred sixty-six
Scientific notation
2.0138666 × 10^7
Engineering notation
2.0138666 × 10^6
Prime Factorization
2 × 4283 × 2351
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20138666
Product of the distinct prime numbers
The prime factorization of 20138666 is 2 × 4283 × 2351.
Since it has a total of 3 prime factors.
4 , 5 , 51 , 14 , 10 , 123 , 7004 , 2266 , 51934 , 41345 , 202517 , 829944 , 7993006 , 2979752 , 47834412 , 43308762 , 593580004 , 187848466 , 768644177 , 1742212171
n×2
40277332
n×3
60415998
n×4
80554664
n×5
100693330
n÷2
10069333
n÷3
6712888.6666667
n÷3
5034666.5
n÷5
4027733.2
n2
405565868259556
n3
8.1675555618792E+21
n4
1.6448367349713E+29
n5
3.3124817630117E+36
2 √n
4487.6125055535
3 √n
272.06764645347
4 √n
66.989644763601
5 √n
28.893898300115
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20138665
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20138666 can be divided by 8 positive divisors.
The sum of these divisors (counting 20138666) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110100101010101010
3
Ternary
1101220011001112
4
Quaternary
1030310222222
5
Quinary
20123414131
6
Senary
1555350322
8
Octal
114645252
10
Decimal
20138666
12
Duodecimal
68b23a2
16
Hexadecimal
1334aaa
20
Vigesimal
65h6d6
36
Base36
bzn3e
md5
e24fa4e4d5c3f62bbff5db60048ad911
sha1
948650e1aae722c3004b0b858ce25f5cbe3effe5
sha256
88f83332e9645490fdfc9f893f32102307c7d98ace1d87085b0917549848beaf
sha512
e7adbfa295dce6469c9bc9f8ef55fb982cdde0ff185590a4a384d2d9017b17128fd6555d42158d394d7391dc62b3905bc435090680ca7668fc07ed9110a4040c
ripemd-160
4a9c525ae65cc579e041f43969c11a132de669a6
Diameter
40277332
Circumference
126534970.3174
Area
1.274122752271E+15
Volume
3.4212176734648E+22
Surface area
5.0964910090839E+15
Circumference
126534970.3174
Perimeter
80554664
Area
405565868259556
Diagonal
28480374.585302
Surface area
2433395209557336
Volume
8.1675555618792E+21
Space diagonal
34881192.70866
Perimeter
60415998
Area
1.7561517241033E+14
Altitude
17440596.35433
Surface area
1.7561517241033E+14
Volume
9.6255565392045E+20
Height
9493458.1951006